一篇关于碳纳米管类型和填充量对标准轮胎胎面胶料耐磨性影响的文章发表在2023年1月的《橡胶世界》上。另一个希望提高耐磨性的消费产品是鞋底。在这项研究中,对一种NBR工作靴的大底胶料进行了多项改进,并进行了各种磨耗测试。鞋底承受...一篇关于碳纳米管类型和填充量对标准轮胎胎面胶料耐磨性影响的文章发表在2023年1月的《橡胶世界》上。另一个希望提高耐磨性的消费产品是鞋底。在这项研究中,对一种NBR工作靴的大底胶料进行了多项改进,并进行了各种磨耗测试。鞋底承受的正常载荷可能比轮胎胎面承受的载荷小1个数量级。然而,它们在使用中确实遇到许多相同的表面。因此,研究人员决定对这些鞋底胶料进行多项与之前研究相同的测试。轮胎胎面胶料测试采用阿克隆橡胶开发实验室(ARDL)的角式磨耗试验机,对评估轮胎胎面胶料来说是极好的测试。鞋底胶料使用NBS磨耗试验机进行评估,该磨耗试验机最初是为测试鞋底胶料而开发的。在本研究中,ARDL选择使用ASTM D 5963方法B;而在之前的研究中使用了方法A。展开更多
The most common way of rubbers for obtaining high performance is vulcanization, by which the linear macromolecules are crosslinked into three-dimensional networks. The rubbers vulcanized by covalent bonds are serious ...The most common way of rubbers for obtaining high performance is vulcanization, by which the linear macromolecules are crosslinked into three-dimensional networks. The rubbers vulcanized by covalent bonds are serious pollutants. There has been an increasing interest in the novel rubbers crosslinked by supramolecular interactions such as hydrogen bonds and ionic bonds because of the supramolecular interactions are reversible and the crosslinked materials are likely to be recycled. In this paper, a series of novel NBR/PVC materials crosslinked with CuSO4 by coordinate bonds were prepared for the first time, and the produced materials have excellent mechanical properties. In this system, the coordinate bonds formed in situ during the heat press process. XPS and SEM results prove that there are really crosslinks by coordinated bonds between the polymers and the CuSO4 particles. The characterizations of mechanical properties, crosslink densities and the temperature of glass transition all showed that degree of crosslink and the performance of the coordinated materials could be adjusted controllably.展开更多
文摘一篇关于碳纳米管类型和填充量对标准轮胎胎面胶料耐磨性影响的文章发表在2023年1月的《橡胶世界》上。另一个希望提高耐磨性的消费产品是鞋底。在这项研究中,对一种NBR工作靴的大底胶料进行了多项改进,并进行了各种磨耗测试。鞋底承受的正常载荷可能比轮胎胎面承受的载荷小1个数量级。然而,它们在使用中确实遇到许多相同的表面。因此,研究人员决定对这些鞋底胶料进行多项与之前研究相同的测试。轮胎胎面胶料测试采用阿克隆橡胶开发实验室(ARDL)的角式磨耗试验机,对评估轮胎胎面胶料来说是极好的测试。鞋底胶料使用NBS磨耗试验机进行评估,该磨耗试验机最初是为测试鞋底胶料而开发的。在本研究中,ARDL选择使用ASTM D 5963方法B;而在之前的研究中使用了方法A。
文摘The most common way of rubbers for obtaining high performance is vulcanization, by which the linear macromolecules are crosslinked into three-dimensional networks. The rubbers vulcanized by covalent bonds are serious pollutants. There has been an increasing interest in the novel rubbers crosslinked by supramolecular interactions such as hydrogen bonds and ionic bonds because of the supramolecular interactions are reversible and the crosslinked materials are likely to be recycled. In this paper, a series of novel NBR/PVC materials crosslinked with CuSO4 by coordinate bonds were prepared for the first time, and the produced materials have excellent mechanical properties. In this system, the coordinate bonds formed in situ during the heat press process. XPS and SEM results prove that there are really crosslinks by coordinated bonds between the polymers and the CuSO4 particles. The characterizations of mechanical properties, crosslink densities and the temperature of glass transition all showed that degree of crosslink and the performance of the coordinated materials could be adjusted controllably.
